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A145175
Least prime q > p(n) such that p(n)+q=n^2-x^2 for n>9 where p(i)=i-th prime
0
67, 41, 43, 47, 53, 97, 59, 61, 67, 173, 73, 79, 149, 157, 163, 167, 251, 337, 193, 443, 211, 809, 317, 223, 233, 347, 569, 251, 257, 1129, 271, 277, 683, 433, 587, 307, 317, 317, 317, 653, 827, 1279, 349, 359, 2089, 367, 373, 379, 389, 1523, 3319, 1229, 1051
OFFSET
10,1
EXAMPLE
p(10)=29, 29+67=96=10^2-2^2 so a(10)=67 p(11)=31, 31+41=72=11^2-7^2 so a(11)=41
CROSSREFS
Sequence in context: A112506 A033387 A102891 * A196251 A246783 A169936
KEYWORD
nonn
AUTHOR
Pierre CAMI, Oct 03 2008
STATUS
approved